OpenTechnical

OT-2026-000031395

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000031395) never changes.

Identity and time

Publication numberOT-2026-000031395 · never reused
Internal UUID01a0ae74-87ad-76bb-9601-f0b1783e6fb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031395
StatusPUBLIC

Content hashes

Canonical text7d0d45631fede1d3e84f6da73e1af5d4496376c11faf9beb01b7d5c41065ef7e
Markdownf3a1869f733423e1e50b8625c527ff808a8d4e7b3c3a325db1d9ed1e33d05e29
PDF
Publication page2dfa98f0e26bdd3d42b595542d0359f2909c0eed4ebd606f9b43e7c40026be8f
Manifest95b4282b5f7c6b1992b18199c37e3582353eadb960ae44967bd33e3d837763ee

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureKIG2SLmRjxkJRFhGQQfKIkt0tVgaVkoNVjXmIbJIry4ZvEnzpkUSiyiHUW2IK/Xz7q2/hkmyaJgJhy/YgxcaBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:36:06.377387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031395
observed 2dfa98f0e26bdd3d42b595542d0359f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:06.360829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031395/manifest.json
observed 95b4282b5f7c6b1992b18199c37e3582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:06.343543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031395/publication.md
observed f3a1869f733423e1e50b8625c527ff80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:06.325229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031395/publication.txt
observed 7d0d45631fede1d3e84f6da73e1af5d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.